EE WAS UNLOADING CRIB BLKS FROM A SUPPLY CAR WITH A COWORKER THE COWORKER THREW A CRIB BLOCK WHICH STRUCK THE EE'S FINGER & MASHED IT AGAINST ANOTHER CRIB BLOCK. THERE WERE NO DAMAGES OR IMP AIRMENT TO THE MINING OPERATION. THE INJURY DID NOT INVOLVE COMPLIANCE , JOB SKILLS, PROFIECIENCY TRAINING ATTITUDE OR PROTECTIVE DEVICES. EE SHOULD HAVE BEEN WEARING PROTECTIVE GLOVES